Revert "yarn build" as it is fixed in master, fix typo

MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs

@@ -931,7 +931,7 @@ namespace MediaBrowser.Api.Playback.Hls
                 {
                     // This is to make sure keyframe interval is limited to our segment,
                     // as forcing keyframes is not enough.
-                    // Example: we ecoded half of desired length, then codec detected
+                    // Example: we encoded half of desired length, then codec detected
                     // scene cut and inserted a keyframe; next forced keyframe would
                     // be created outside of segment, which breaks seeking.
                     keyFrameArg += string.Format(

deployment/debian-package-x64/docker-build.sh

@@ -20,7 +20,6 @@ if [[ -n ${web_branch} ]]; then
     checkout -b origin/${web_branch}
 fi
 yarn install
-yarn build 
 mkdir -p ${web_target}
 mv dist/* ${web_target}/
 popd